:root{--bc-bg-deep: #1a1a24;--bc-bg: #2c2c3e;--bc-bg-card: #3d3d4d;--bc-gold: #e6c04e;--bc-gold-muted: #c4b896;--bc-text: #f5f5f5;--bc-text-muted: #9e9e9e;--bc-bubble-sent: #4a6fa5;--bc-outline: rgba(230, 192, 78, .25);font-family:Poppins,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:linear-gradient(165deg,var(--bc-bg-deep) 0%,var(--bc-bg) 45%,#252536 100%);color:var(--bc-text);-webkit-font-smoothing:antialiased}a{color:var(--bc-gold);text-decoration:underline;text-underline-offset:3px}a:hover{color:var(--bc-gold-muted)}.prose{color:var(--bc-text-muted);line-height:1.65;font-size:.95rem}.prose p{margin:0 0 .85rem}.prose ul{margin:.35rem 0 .85rem;padding-left:1.35rem}.prose li{margin-bottom:.35rem}.prose h4{margin:1rem 0 .4rem;color:var(--bc-text);font-size:.95rem;font-weight:600}.prose strong{color:var(--bc-text);font-weight:600}.page-root{min-height:100vh;display:flex;flex-direction:column}.hero{position:relative;padding:3rem 1.25rem 4rem;overflow:hidden;border-bottom:1px solid var(--bc-outline)}.hero-glow{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 80% 60% at 50% -20%,rgba(230,192,78,.25),transparent 55%),radial-gradient(ellipse 50% 40% at 80% 40%,rgba(74,111,165,.15),transparent 50%);pointer-events:none}.hero-inner{position:relative;z-index:1;max-width:42rem;margin:0 auto;text-align:center}.hero-badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem .9rem;border-radius:999px;border:1px solid var(--bc-outline);background:#3d3d4d99;font-size:.8rem;color:var(--bc-gold);margin-bottom:1.25rem}.hero-badge-icon{width:1rem;height:1rem}.hero-title{margin:0 0 .75rem;font-size:clamp(1.75rem,5vw,2.35rem);font-weight:700;letter-spacing:-.02em;color:var(--bc-text)}.hero-sub{margin:0;font-size:1rem;color:var(--bc-text-muted)}.main{flex:1;width:100%;max-width:48rem;margin:0 auto;padding:2rem 1.25rem 3rem}.intro-note{margin:0 0 1.75rem;padding:1rem 1.15rem;border-radius:12px;border:1px solid var(--bc-outline);background:#3d3d4d59;color:var(--bc-text-muted);font-size:.92rem;line-height:1.55}.accordion{display:flex;flex-direction:column;gap:.65rem}.acc-item{border-radius:14px;border:1px solid rgba(255,255,255,.08);background:#2d2d3e99;overflow:hidden}.acc-trigger{cursor:pointer;display:flex;align-items:flex-start;gap:.85rem;width:100%;padding:1rem 1.1rem;border:none;background:transparent;color:inherit;text-align:left;font:inherit}.acc-trigger:hover{background:#e6c04e0f}.acc-icon-wrap{flex-shrink:0;width:2.5rem;height:2.5rem;border-radius:10px;background:linear-gradient(135deg,#e6c04e40,#4a6fa526);display:flex;align-items:center;justify-content:center}.acc-icon{width:1.2rem;height:1.2rem;color:var(--bc-gold)}.acc-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.25rem}.acc-title{font-weight:600;font-size:.98rem;color:var(--bc-text)}.acc-preview{font-size:.82rem;color:var(--bc-text-muted);line-height:1.4}.acc-chevron{flex-shrink:0;width:1.25rem;height:1.25rem;color:var(--bc-text-muted);transition:transform .25s ease;margin-top:.2rem}.acc-chevron-open{transform:rotate(180deg)}.acc-panel{overflow:hidden;border-top:1px solid rgba(255,255,255,.06)}.acc-html{padding:0 1.1rem 1.15rem 4.45rem}@media (max-width: 560px){.acc-html{padding-left:1.1rem}}.footer{margin-top:auto;padding:2rem 1.25rem;border-top:1px solid var(--bc-outline);text-align:center;background:#0003}.footer-brand{margin:0 0 .5rem;font-weight:600;color:var(--bc-text);font-size:.95rem}.footer-meta{margin:0 0 .35rem;font-size:.85rem;color:var(--bc-text-muted)}.footer-contact{margin:0;font-size:.85rem;color:var(--bc-text-muted)}